[boost] Re: mpl apply_if.hpp question

From: Larry Evans (cppljevans_at_[hidden])
Date: 2004-10-13 17:13:47

On 10/13/2004 02:15 PM, Larry Evans wrote:
[snip]
> I changed the toy example to:
> 
> <------------------
> #include <boost/mpl/eval_if.hpp>
> #include <boost/mpl/deref.hpp>
> struct C
> {
>     static bool const value=true;
> };
> struct f1
> {};
> struct f2
> {};
> namespace boost{namespace mpl{
> 
> typedef  deref<eval_if<C,f1,f2> >::type X;
> X x;
> 
> }}
>  >------------------
> and got this error:

I apologize.  Both f1 and f2 need a typedef for type.